Poor nutrient absorption from compromised gut function is the likely cause when this happens. (thehealthyhomeeconomist.com)
The weight loss may be explained by a variety of digestive symptoms, coupled with poor nutrient absorption. (healthline.com)
A common cause of iron - deficiency anemia is poor nutrient absorption due to undiagnosed celiac disease or gluten sensitivity, so gluten intolerance should be ruled out in cases of anemia. (functionalhealthnews.com)